iDEFENSE Security Advisory 10.03.2002 - Apache v1.3 before 1.3.27 contains a vulnerability in its shared memory scoreboard which allows attackers who can execute commands under the Apache UID to either send a (SIGUSR1) signal to any process as root, in most cases killing the process, or launch a local denial of service (DoS) attack.
iDEFENSE Security Advisory 10.03.2002 - Apache v1.3 before 1.3.27 contains a vulnerability in its shared memory scoreboard which allows attackers who can execute commands under the Apache UID to either send a (SIGUSR1) signal to any process as root, in most cases killing the process, or launch a local denial of service (DoS) attack.